<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
            <el-form-item label="关键字" prop="keyword">
                <el-input v-model="queryParams.keyword" placeholder="请输入编码/名称/描述" clearable style="width: 180px"
                          @keyup.enter="handleQuery"/>
            </el-form-item>
            <el-form-item label="文件类型" prop="businessType">
                <el-select v-model="queryParams.businessType" placeholder="请选择文件类型" clearable
                           style="width: 180px">
                    <el-option v-for="dict in business_type" :key="dict.value" :label="dict.label"
                               :value="dict.value"/>
                </el-select>
            </el-form-item>
            <el-form-item label="创建时间" style="width: 308px">
                <el-date-picker v-model="dateRange" value-format="YYYY-MM-DD" type="daterange" range-separator="-"
                                start-placeholder="开始日期" end-placeholder="结束日期"></el-date-picker>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
                <el-button icon="Refresh" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <el-button type="primary" plain icon="Plus" @click="handleAdd" v-hasPermi="['docs:file:add']">新增
                </el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="success" plain icon="Edit" :disabled="single" @click="handleUpdate"
                           v-hasPermi="['docs:file:edit']">修改
                </el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete"
                           v-hasPermi="['docs:file:delete']">删除
                </el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="info" plain icon="Upload" @click="handleImport" v-hasPermi="['docs:file:import']">
                    导入
                </el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="warning" plain icon="Download" @click="handleExport" v-hasPermi="['docs:file:export']">
                    导出
                </el-button>
            </el-col>
            <right-toolbar v-model:showSearch="showSearch" @queryTable="getList" :columns="columns"></right-toolbar>
        </el-row>

        <el-table v-loading="loading" :data="fileList" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="50" align="center"/>
            <el-table-column v-for="col in columns.filter(c=>c.visible)" v-bind="col">
                <template v-if="col.slotName=='time'" #default="scope">
                    <span class="123">{{ parseTime(scope.row.createTime) }}</span>
                </template>
            </el-table-column>
            <el-table-column label="操作" align="center" width="150" class-name="small-padding fixed-width">
                <template #default="scope">
                    <el-tooltip content="修改" placement="top">
                        <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)"
                                   v-hasPermi="['docs:file:edit']"></el-button>
                    </el-tooltip>
                    <el-tooltip content="删除" placement="top">
                        <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)"
                                   v-hasPermi="['docs:file:delete']"></el-button>
                    </el-tooltip>
                    <el-tooltip content="下载" placement="top">
                        <el-button link type="primary" icon="Download" @click="handleDownload(scope.row)"/>
                    </el-tooltip>
                </template>
            </el-table-column>
        </el-table>
        <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum"
                    v-model:limit="queryParams.pageSize" @pagination="getList"/>

        <!-- 添加或修改文件配置对话框 -->
        <el-dialog :title="title" v-model="open" width="600px" append-to-body>
            <el-form :model="form" :rules="rules" ref="fileRef" label-width="80px">
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="文件名称" prop="newFileName">
                            <el-input v-model="form.newFileName" placeholder="请输入文件名称" maxlength="100"/>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" style="padding-top: 7px; padding-left: 10px">
                        <el-text size="small">
                            <el-icon>
                                <InfoFilled/>
                            </el-icon>
                            先选取文件可以自动填写文件名称
                        </el-text>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="文件编码" prop="code">
                            <el-input v-model="form.code" placeholder="请输入文件编码" maxlength="50"/>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="文件类型" prop="businessType">
                            <el-select v-model="form.businessType" placeholder="请选择">
                                <el-option v-for="dict in business_type" :key="dict.value" :label="dict.label"
                                           :value="dict.value"></el-option>
                            </el-select>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="24">
                        <el-form-item label="备注" prop="remark">
                            <el-input v-model="form.remark" type="textarea" placeholder="请输入内容"
                                      maxlength="500"></el-input>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="24">
                        <el-form-item>
                            <file-upload v-model="form.url" :limit="1" :data="uploadType"
                                         @before-upload="handleFilePicked"/>
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form>
            <template #footer>
                <div class="dialog-footer">
                    <el-button type="primary" @click="submitForm">确 定</el-button>
                    <el-button @click="cancel">取 消</el-button>
                </div>
            </template>
        </el-dialog>

        <!-- 文件导入对话框 -->
        <el-dialog :title="upload.title" v-model="upload.open" width="400px" append-to-body>
            <el-upload ref="uploadRef" :limit="1" accept=".xlsx, .xls" :headers="upload.headers"
                       :action="upload.url + '?updateSupport=' + upload.updateSupport" :disabled="upload.isUploading"
                       :on-progress="handleFileUploadProgress" :on-success="handleFileSuccess" :auto-upload="false"
                       drag>
                <el-icon class="el-icon--upload">
                    <upload-filled/>
                </el-icon>
                <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
                <template #tip>
                    <div class="el-upload__tip text-center">
                        <div class="el-upload__tip">
                            <el-checkbox v-model="upload.updateSupport"/>
                            如果更新数据请勾选此项
                        </div>
                        <span>仅允许导入xls、xlsx格式文件。</span>
                        <el-link type="primary" underline="never" style="font-size: 12px; vertical-align: baseline"
                                 @click="importTemplate">下载模板
                        </el-link>
                    </div>
                </template>
            </el-upload>
            <template #footer>
                <div class="dialog-footer">
                    <el-button type="primary" @click="submitFileForm">确 定</el-button>
                    <el-button @click="upload.open = false">取 消</el-button>
                </div>
            </template>
        </el-dialog>
    </div>
</template>

<script setup name="File">
import {getToken} from "@/utils/auth"
import {listFile, addFile, updateFile, delFile} from "@/api/business/file.js";
import {consts} from "@/utils/hazard.js";
import {InfoFilled} from "@element-plus/icons-vue";

const baseUrl = import.meta.env.VITE_APP_BASE_API
const {proxy} = getCurrentInstance()
const {business_type, sys_normal_disable} = proxy.useDict("business_type", "sys_normal_disable")

const fileList = ref([])
const open = ref(false)
const loading = ref(true)
const showSearch = ref(true)
const ids = ref([])
const single = ref(true)
const multiple = ref(true)
const total = ref(0)
const title = ref("")
const dateRange = ref([])
const uploadType = {type: consts.enum.uploadType.file}
/*** 文件导入参数 */
const upload = reactive({
    // 是否显示弹出层（文件导入）
    open: false,
    // 弹出层标题（文件导入）
    title: "",
    // 是否禁用上传
    isUploading: false,
    // 是否更新已经存在的文件数据
    updateSupport: 0,
    // 设置上传的请求头部
    headers: {Authorization: "Bearer " + getToken()},
    // 上传的地址
    url: import.meta.env.VITE_APP_BASE_API + "/file/importData"
})
// 列显隐信息
const columns = ref([
    {key: 0, label: `编号`, prop: 'id', width: 80, visible: true},
    {key: 1, label: `文件编码`, prop: 'code', width: 120, visible: true},
    {key: 2, label: `文件类型`, prop: 'businessType', width: 120, visible: true},
    {key: 3, label: `文件名称`, prop: 'newFileName', showOverflowTooltip: true, visible: true},
    {key: 4, label: `文件描述`, prop: 'remark', showOverflowTooltip: true, visible: true},
    {key: 5, label: `创建时间`, prop: 'createTime', width: 160, slotName: 'time', visible: true}
])

const data = reactive({
    form: {},
    queryParams: {
        pageNum: 1,
        pageSize: 10,
        keyword: undefined,
        businessType: undefined
    },
    rules: {
        newFileName: [
            {required: true, message: "文件名称不能为空", trigger: "blur"},
            {min: 2, max: 100, message: "文件名称长度必须介于 2 和 100 之间", trigger: "blur"}
        ],
        code: [{max: 50, message: "文件编码长度必须小于 50", trigger: "blur"}],
        remark: [{max: 500, message: "文件描述长度必须小于 500", trigger: "blur"}]
    }
})

const {queryParams, form, rules} = toRefs(data)

function mergeParams() {
    // merge into a new object.
    const dates = dateRange.value || []
    return {
        ...queryParams.value,
        createTimeStart: dates[0],
        createTimeEnd: dates[1]
    }
}

/** 查询文件列表 */
function getList() {
    loading.value = true
    listFile(mergeParams()).then(res => {
        loading.value = false
        fileList.value = res.rows
        total.value = res.total
    })
}

/** 搜索按钮操作 */
function handleQuery() {
    queryParams.value.pageNum = 1
    getList()
}

/** 重置按钮操作 */
function resetQuery() {
    dateRange.value = []
    proxy.resetForm("queryRef")
    handleQuery()
}

/** 删除按钮操作 */
function handleDelete(row) {
    const idList = row.id || ids.value
    proxy.$modal.confirm('是否确认删除文件编号为"' + idList + '"的数据项？').then(function () {
        return delFile(idList)
    }).then(() => {
        getList()
        proxy.$modal.msgSuccess("删除成功")
    }).catch(() => {
    })
}

/* 下载文件 */
function handleDownload(row) {
    window.open(baseUrl + row.url, '_blank')
}

/** 导出按钮操作 */
function handleExport() {
    proxy.download("file/export", mergeParams(), `文件导出_${new Date().getTime()}.xlsx`)
}

/** 选择条数  */
function handleSelectionChange(selection) {
    ids.value = selection.map(item => item.id)
    single.value = selection.length != 1
    multiple.value = !selection.length
}

/** 导入按钮操作 */
function handleImport() {
    upload.title = "文件导入"
    upload.open = true
}

/** 下载模板操作 */
function importTemplate() {
    proxy.download("file/importTemplate", {}, `文件导入模板_${new Date().getTime()}.xlsx`)
}

/**文件上传中处理 */
const handleFileUploadProgress = (event, file, fileList) => {
    upload.isUploading = true
}

/** 文件上传成功处理 */
const handleFileSuccess = (response, file, fileList) => {
    upload.open = false
    upload.isUploading = false
    proxy.$refs["uploadRef"].handleRemove(file)
    proxy.$alert("<div style='overflow: auto;overflow-x: hidden;max-height: 70vh;padding: 10px 20px 0;'>" + response.msg + "</div>", "导入结果", {dangerouslyUseHTMLString: true})
    getList()
}

/** 提交上传文件 */
function submitFileForm() {
    proxy.$refs["uploadRef"].submit()
}

/** 重置操作表单 */
function reset() {
    form.value = {
        id: undefined,
        code: undefined,
        businessType: undefined,
        newFileName: undefined,
        remark: undefined,
        url: undefined
    }
    proxy.resetForm("fileRef")
}

/** 取消按钮 */
function cancel() {
    open.value = false
    reset()
}

/** 新增按钮操作 */
function handleAdd() {
    reset()
    open.value = true
    title.value = "添加文件"
}

/** 修改按钮操作 */
function handleUpdate(row) {
    reset()
    const id = row.id || ids.value
    const file = fileList.value.find(f => f.id == id)
    form.value = {...file} // make a copy
    open.value = true
    title.value = "修改文件"
}

/* 当上传组件选中文件时，如果用户没有填写名称，自动补全 */
function handleFilePicked(file) {
    if (form.value.newFileName) return
    if (!file.name) return
    const fileName = file.name.substring(0, file.name.lastIndexOf('.'))
    form.value.newFileName = fileName
}

/** 提交按钮 */
function submitForm() {
    proxy.$refs["fileRef"].validate(valid => {
        if (valid) {
            if (form.value.id != undefined) {
                updateFile(form.value).then(response => {
                    proxy.$modal.msgSuccess("修改成功")
                    open.value = false
                    getList()
                })
            } else {
                addFile(form.value).then(response => {
                    proxy.$modal.msgSuccess("新增成功")
                    open.value = false
                    getList()
                })
            }
        }
    })
}

onMounted(() => {
    getList()
})
</script>

<style scoped>

</style>